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TSP
2011
151views more  TSP 2011»
12 years 11 months ago
Stochastic Models for Sparse and Piecewise-Smooth Signals
Abstract—We introduce an extended family of continuous-domain stochastic models for sparse, piecewise-smooth signals. These are specified as solutions of stochastic differential...
Michael Unser, Pouya Dehghani Tafti
TSP
2011
162views more  TSP 2011»
12 years 11 months ago
Space-Time Network Coding
Abstract—In multinode cooperative communications, simultaneous transmissions from two or more nodes are challenging due to its asynchronous nature. In addition, channel estimatio...
Hung-Quoc Lai, K. J. Ray Liu
TSP
2011
237views more  TSP 2011»
12 years 11 months ago
A Cooperative Sensing Based Cognitive Relay Transmission Scheme Without a Dedicated Sensing Relay Channel in Cognitive Radio Net
—In this paper, we investigate a selective relay spectrum sensing and best relay data transmission (SRSS-BRDT) scheme for multiple-relay cognitive radio networks. Specifically, ...
YuLong Zou, Yu-Dong Yao, Baoyu Zheng
TSP
2011
96views more  TSP 2011»
12 years 11 months ago
A Signal Processing Approach to Fourier Analysis of Ranking Data: The Importance of Phase
—Ranking data is a type of data obtained in some elections, in customer surveys, as well as from web search results. Such data may be considered as a type of signal defined on t...
Ramakrishna Kakarala
TSP
2011
210views more  TSP 2011»
12 years 11 months ago
Physical Layer Network Coding and Precoding for the Two-Way Relay Channel in Cellular Systems
In this paper, we study the application of physical layer network coding to the joint design of uplink and downlink transmissions, where the base station and the relay have multip...
Zhiguo Ding, Ioannis Krikidis, John S. Thompson, K...